script/autobuild.py

   1 #!/usr/bin/env python
   2 # run tests on all Samba subprojects and push to a git tree on success
   3 # Copyright Andrew Tridgell 2010
   4 # released under GNU GPL v3 or later
   5
   6 from subprocess import call, check_call,Popen, PIPE
   7 import os, tarfile, sys, time
   8 from optparse import OptionParser
   9 import smtplib
  10 import email
  11 from email.mime.text import MIMEText
  12 from email.mime.base import MIMEBase
  13 from email.mime.application import MIMEApplication
  14 from email.mime.multipart import MIMEMultipart
  15 from distutils.sysconfig import get_python_lib
  16 import platform
  17
  18 # This speeds up testing remarkably.
  19 os.environ['TDB_NO_FSYNC'] = '1'
  20
  21 cleanup_list = []
  22
  23 builddirs = {
  24     "ctdb"    : "ctdb",
  25     "samba"  : ".",
  26     "samba-xc" : ".",
  27     "samba-ctdb" : ".",
  28     "samba-libs"  : ".",
  29     "ldb"     : "lib/ldb",
  30     "tdb"     : "lib/tdb",
  31     "talloc"  : "lib/talloc",
  32     "replace" : "lib/replace",
  33     "tevent"  : "lib/tevent",
  34     "pidl"    : "pidl",
  35     "pass"    : ".",
  36     "fail"    : ".",
  37     "retry"   : "."
  38     }
  39
  40 defaulttasks = [ "ctdb", "samba", "samba-xc", "samba-ctdb", "samba-libs", "ldb", "tdb", "talloc", "replace", "tevent", "pidl" ]
  41
  42 samba_configure_params = " --picky-developer ${PREFIX} --with-profiling-data"
  43
  44 samba_libs_envvars =  "PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH"
  45 samba_libs_envvars += " PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig"
  46 samba_libs_envvars += " ADDITIONAL_CFLAGS='-Wmissing-prototypes'"
  47 samba_libs_configure_base = samba_libs_envvars + " ./configure --abi-check --enable-debug --picky-developer -C ${PREFIX}"
  48 samba_libs_configure_libs = samba_libs_configure_base + " --bundled-libraries=NONE"
  49 samba_libs_configure_samba = samba_libs_configure_base + " --bundled-libraries=!talloc,!pytalloc-util,!tdb,!pytdb,!ldb,!pyldb,!pyldb-util,!tevent,!pytevent"
  50
  51 tasks = {
  52     "ctdb" : [ ("random-sleep", "../script/random-sleep.sh 60 600", "text/plain"),
  53                ("configure", "./configure ${PREFIX}", "text/plain"),
  54                ("make", "make all", "text/plain"),
  55                ("install", "make install", "text/plain"),
  56                ("test", "make autotest", "text/plain"),
  57                ("check-clean-tree", "../script/clean-source-tree.sh", "text/plain"),
  58                ("clean", "make clean", "text/plain") ],
  59
  60     # We have 'test' before 'install' because, 'test' should work without 'install'
  61     "samba" : [ ("configure", "./configure.developer --with-selftest-prefix=./bin/ab" + samba_configure_params, "text/plain"),
  62                 ("make", "make -j", "text/plain"),
  63                 ("test", "make test FAIL_IMMEDIATELY=1", "text/plain"),
  64                 ("install", "make install", "text/plain"),
  65                 ("check-clean-tree", "script/clean-source-tree.sh", "text/plain"),
  66                 ("clean", "make clean", "text/plain") ],
  67
  68     # Test cross-compile infrastructure
  69     "samba-xc" : [ ("configure-native", "./configure.developer --with-selftest-prefix=./bin/ab" + samba_configure_params, "text/plain"),
  70                    ("configure-cross-execute", "./configure.developer -b ./bin-xe --cross-compile --cross-execute=script/identity_cc.sh" \
  71                     " --cross-answers=./bin-xe/cross-answers.txt --with-selftest-prefix=./bin-xe/ab" + samba_configure_params, "text/plain"),
  72                    ("configure-cross-answers", "./configure.developer -b ./bin-xa --cross-compile" \
  73                     " --cross-answers=./bin-xe/cross-answers.txt --with-selftest-prefix=./bin-xa/ab" + samba_configure_params, "text/plain"),
  74                    ("compare-results", "script/compare_cc_results.py ./bin/c4che/default.cache.py ./bin-xe/c4che/default.cache.py ./bin-xa/c4che/default.cache.py", "text/plain")],
  75
  76
  77     "samba-ctdb" : [ ("random-sleep", "script/random-sleep.sh 60 600", "text/plain"),
  78
  79                      # make sure we have tdb around:
  80                      ("tdb-configure", "cd lib/tdb && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  81                      ("tdb-make", "cd lib/tdb && make", "text/plain"),
  82                      ("tdb-install", "cd lib/tdb && make install", "text/plain"),
  83
  84
  85                      # build samba with cluster support (also building ctdb):
  86                      ("samba-configure", "PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=${PREFIX_DIR}/lib/pkgconfig:${PKG_CONFIG_PATH} ./configure.developer --picky-developer ${PREFIX} --with-selftest-prefix=./bin/ab --with-cluster-support --bundled-libraries=!tdb", "text/plain"),
  87                      ("samba-make", "make", "text/plain"),
  88                      ("samba-check", "./bin/smbd -b | grep CLUSTER_SUPPORT", "text/plain"),
  89                      ("samba-install", "make install", "text/plain"),
  90                      ("ctdb-check", "test -e ${PREFIX_DIR}/sbin/ctdbd", "text/plain"),
  91
  92                      # clean up:
  93                      ("check-clean-tree", "script/clean-source-tree.sh", "text/plain"),
  94                      ("clean", "make clean", "text/plain"),
  95                      ("ctdb-clean", "cd ./ctdb && make clean", "text/plain") ],
  96
  97     "samba-libs" : [
  98                       ("random-sleep", "script/random-sleep.sh 60 600", "text/plain"),
  99                       ("talloc-configure", "cd lib/talloc && " + samba_libs_configure_libs, "text/plain"),
 100                       ("talloc-make", "cd lib/talloc && make", "text/plain"),
 101                       ("talloc-install", "cd lib/talloc && make install", "text/plain"),
 102
 103                       ("tdb-configure", "cd lib/tdb && " + samba_libs_configure_libs, "text/plain"),
 104                       ("tdb-make", "cd lib/tdb && make", "text/plain"),
 105                       ("tdb-install", "cd lib/tdb && make install", "text/plain"),
 106
 107                       ("tevent-configure", "cd lib/tevent && " + samba_libs_configure_libs, "text/plain"),
 108                       ("tevent-make", "cd lib/tevent && make", "text/plain"),
 109                       ("tevent-install", "cd lib/tevent && make install", "text/plain"),
 110
 111                       ("ldb-configure", "cd lib/ldb && " + samba_libs_configure_libs, "text/plain"),
 112                       ("ldb-make", "cd lib/ldb && make", "text/plain"),
 113                       ("ldb-install", "cd lib/ldb && make install", "text/plain"),
 114
 115                       ("nondevel-configure", "./configure ${PREFIX}", "text/plain"),
 116                       ("nondevel-make", "make -j", "text/plain"),
 117                       ("nondevel-check", "./bin/smbd -b | grep WITH_NTVFS_FILESERVER && exit 1; exit 0", "text/plain"),
 118                       ("nondevel-install", "make install", "text/plain"),
 119                       ("nondevel-dist", "make dist", "text/plain"),
 120
 121                       # retry with all modules shared
 122                       ("allshared-distclean", "make distclean", "text/plain"),
 123                       ("allshared-configure", samba_libs_configure_samba + " --with-shared-modules=ALL", "text/plain"),
 124                       ("allshared-make", "make", "text/plain"),
 125
 126                       # retry with all modules static
 127                       ("allstatic-distclean", "make distclean", "text/plain"),
 128                       ("allstatic-configure", samba_libs_configure_samba + " --with-static-modules=ALL", "text/plain"),
 129                       ("allstatic-make", "make", "text/plain"),
 130
 131                       # retry without any required modules
 132                       ("none-distclean", "make distclean", "text/plain"),
 133                       ("none-configure", samba_libs_configure_samba + " --with-static-modules=!FORCED,!DEFAULT --with-shared-modules=!FORCED,!DEFAULT", "text/plain"),
 134                       ("none-make", "make", "text/plain"),
 135
 136                       # retry with nonshared smbd and smbtorture
 137                       ("nonshared-distclean", "make distclean", "text/plain"),
 138                       ("nonshared-configure", samba_libs_configure_base + " --bundled-libraries=talloc,tdb,pytdb,ldb,pyldb,tevent,pytevent --with-static-modules=ALL --nonshared-binary=smbtorture,smbd/smbd", "text/plain"),
 139                       ("nonshared-make", "make", "text/plain")],
 140
 141     "ldb" : [
 142               ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 143               ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 144               ("make", "make", "text/plain"),
 145               ("install", "make install", "text/plain"),
 146               ("test", "make test", "text/plain"),
 147               ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 148               ("distcheck", "make distcheck", "text/plain"),
 149               ("clean", "make clean", "text/plain") ],
 150
 151     "tdb" : [
 152               ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 153               ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 154               ("make", "make", "text/plain"),
 155               ("install", "make install", "text/plain"),
 156               ("test", "make test", "text/plain"),
 157               ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 158               ("distcheck", "make distcheck", "text/plain"),
 159               ("clean", "make clean", "text/plain") ],
 160
 161     "talloc" : [
 162                  ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 163                  ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 164                  ("make", "make", "text/plain"),
 165                  ("install", "make install", "text/plain"),
 166                  ("test", "make test", "text/plain"),
 167                  ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 168                  ("distcheck", "make distcheck", "text/plain"),
 169                  ("clean", "make clean", "text/plain") ],
 170
 171     "replace" : [
 172                   ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 173                   ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 174                   ("make", "make", "text/plain"),
 175                   ("install", "make install", "text/plain"),
 176                   ("test", "make test", "text/plain"),
 177                   ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 178                   ("distcheck", "make distcheck", "text/plain"),
 179                   ("clean", "make clean", "text/plain") ],
 180
 181     "tevent" : [
 182                  ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 183                  ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 184                  ("make", "make", "text/plain"),
 185                  ("install", "make install", "text/plain"),
 186                  ("test", "make test", "text/plain"),
 187                  ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 188                  ("distcheck", "make distcheck", "text/plain"),
 189                  ("clean", "make clean", "text/plain") ],
 190
 191     "pidl" : [
 192                ("random-sleep", "../script/random-sleep.sh 60 600", "text/plain"),
 193                ("configure", "perl Makefile.PL PREFIX=${PREFIX_DIR}", "text/plain"),
 194                ("touch", "touch *.yp", "text/plain"),
 195                ("make", "make", "text/plain"),
 196                ("test", "make test", "text/plain"),
 197                ("install", "make install", "text/plain"),
 198                ("checkout-yapp-generated", "git checkout lib/Parse/Pidl/IDL.pm lib/Parse/Pidl/Expr.pm", "text/plain"),
 199                ("check-clean-tree", "../script/clean-source-tree.sh", "text/plain"),
 200                ("clean", "make clean", "text/plain") ],
 201
 202     # these are useful for debugging autobuild
 203     'pass' : [ ("pass", 'echo passing && /bin/true', "text/plain") ],
 204     'fail' : [ ("fail", 'echo failing && /bin/false', "text/plain") ]
 205 }
 206
 207 def run_cmd(cmd, dir=".", show=None, output=False, checkfail=True):
 208     if show is None:
 209         show = options.verbose
 210     if show:
 211         print("Running: '%s' in '%s'" % (cmd, dir))
 212     if output:
 213         return Popen([cmd], shell=True, stdout=PIPE, cwd=dir).communicate()[0]
 214     elif checkfail:
 215         return check_call(cmd, shell=True, cwd=dir)
 216     else:
 217         return call(cmd, shell=True, cwd=dir)
 218
 219
 220 class builder(object):
 221     '''handle build of one directory'''
 222
 223     def __init__(self, name, sequence, cp=True):
 224         self.name = name
 225         self.dir = builddirs[name]
 226
 227         self.tag = self.name.replace('/', '_')
 228         self.sequence = sequence
 229         self.next = 0
 230         self.stdout_path = "%s/%s.stdout" % (gitroot, self.tag)
 231         self.stderr_path = "%s/%s.stderr" % (gitroot, self.tag)
 232         if options.verbose:
 233             print("stdout for %s in %s" % (self.name, self.stdout_path))
 234             print("stderr for %s in %s" % (self.name, self.stderr_path))
 235         run_cmd("rm -f %s %s" % (self.stdout_path, self.stderr_path))
 236         self.stdout = open(self.stdout_path, 'w')
 237         self.stderr = open(self.stderr_path, 'w')
 238         self.stdin  = open("/dev/null", 'r')
 239         self.sdir = "%s/%s" % (testbase, self.tag)
 240         self.prefix = "%s/prefix/%s" % (testbase, self.tag)
 241         run_cmd("rm -rf %s" % self.sdir)
 242         cleanup_list.append(self.sdir)
 243         cleanup_list.append(self.prefix)
 244         os.makedirs(self.sdir)
 245         run_cmd("rm -rf %s" % self.sdir)
 246         if cp:
 247             run_cmd("cp --recursive --link --archive %s %s" % (test_master, self.sdir), dir=test_master, show=True)
 248         else:
 249             run_cmd("git clone --recursive --shared %s %s" % (test_master, self.sdir), dir=test_master, show=True)
 250         self.start_next()
 251
 252     def start_next(self):
 253         if self.next == len(self.sequence):
 254             print '%s: Completed OK' % self.name
 255             self.done = True
 256             return
 257         (self.stage, self.cmd, self.output_mime_type) = self.sequence[self.next]
 258         self.cmd = self.cmd.replace("${PYTHON_PREFIX}", get_python_lib(standard_lib=1, prefix=self.prefix))
 259         self.cmd = self.cmd.replace("${PREFIX}", "--prefix=%s" % self.prefix)
 260         self.cmd = self.cmd.replace("${PREFIX_DIR}", "%s" % self.prefix)
 261 #        if self.output_mime_type == "text/x-subunit":
 262 #            self.cmd += " | %s --immediate" % (os.path.join(os.path.dirname(__file__), "selftest/format-subunit"))
 263         print '%s: [%s] Running %s' % (self.name, self.stage, self.cmd)
 264         cwd = os.getcwd()
 265         os.chdir("%s/%s" % (self.sdir, self.dir))
 266         self.proc = Popen(self.cmd, shell=True,
 267                           stdout=self.stdout, stderr=self.stderr, stdin=self.stdin)
 268         os.chdir(cwd)
 269         self.next += 1
 270
 271
 272 class buildlist(object):
 273     '''handle build of multiple directories'''
 274
 275     def __init__(self, tasklist, tasknames, rebase_url, rebase_branch="master"):
 276         global tasks
 277         self.tlist = []
 278         self.tail_proc = None
 279         self.retry = None
 280         if tasknames == []:
 281             tasknames = defaulttasks
 282         else:
 283             # If we are only running one test,
 284             # do not sleep randomly to wait for it to start
 285             os.environ['AUTOBUILD_RANDOM_SLEEP_OVERRIDE'] = '1'
 286
 287         for n in tasknames:
 288             b = builder(n, tasks[n], cp=n is not "pidl")
 289             self.tlist.append(b)
 290         if options.retry:
 291             rebase_remote = "rebaseon"
 292             retry_task = [ ("retry",
 293                             '''set -e
 294                             git remote add -t %s %s %s
 295                             git fetch %s
 296                             while :; do
 297                               sleep 60
 298                               git describe %s/%s > old_remote_branch.desc
 299                               git fetch %s
 300                               git describe %s/%s > remote_branch.desc
 301                               diff old_remote_branch.desc remote_branch.desc
 302                             done
 303                            ''' % (
 304                                rebase_branch, rebase_remote, rebase_url,
 305                                rebase_remote,
 306                                rebase_remote, rebase_branch,
 307                                rebase_remote,
 308                                rebase_remote, rebase_branch
 309                            ),
 310                            "test/plain" ) ]
 311
 312             self.retry = builder('retry', retry_task, cp=False)
 313             self.need_retry = False
 314
 315     def kill_kids(self):
 316         if self.tail_proc is not None:
 317             self.tail_proc.terminate()
 318             self.tail_proc.wait()
 319             self.tail_proc = None
 320         if self.retry is not None:
 321             self.retry.proc.terminate()
 322             self.retry.proc.wait()
 323             self.retry = None
 324         for b in self.tlist:
 325             if b.proc is not None:
 326                 run_cmd("killbysubdir %s > /dev/null 2>&1" % b.sdir, checkfail=False)
 327                 b.proc.terminate()
 328                 b.proc.wait()
 329                 b.proc = None
 330
 331     def wait_one(self):
 332         while True:
 333             none_running = True
 334             for b in self.tlist:
 335                 if b.proc is None:
 336                     continue
 337                 none_running = False
 338                 b.status = b.proc.poll()
 339                 if b.status is None:
 340                     continue
 341                 b.proc = None
 342                 return b
 343             if options.retry:
 344                 ret = self.retry.proc.poll()
 345                 if ret is not None:
 346                     self.need_retry = True
 347                     self.retry = None
 348                     return None
 349             if none_running:
 350                 return None
 351             time.sleep(0.1)
 352
 353     def run(self):
 354         while True:
 355             b = self.wait_one()
 356             if options.retry and self.need_retry:
 357                 self.kill_kids()
 358                 print("retry needed")
 359                 return (0, None, None, None, "retry")
 360             if b is None:
 361                 break
 362             if os.WIFSIGNALED(b.status) or os.WEXITSTATUS(b.status) != 0:
 363                 self.kill_kids()
 364                 return (b.status, b.name, b.stage, b.tag, "%s: [%s] failed '%s' with status %d" % (b.name, b.stage, b.cmd, b.status))
 365             b.start_next()
 366         self.kill_kids()
 367         return (0, None, None, None, "All OK")
 368
 369     def write_system_info(self):
 370         filename = 'system-info.txt'
 371         f = open(filename, 'w')
 372         for cmd in ['uname -a', 'free', 'cat /proc/cpuinfo']:
 373             print >>f, '### %s' % cmd
 374             print >>f, run_cmd(cmd, output=True, checkfail=False)
 375             print >>f
 376         f.close()
 377         return filename
 378
 379     def tarlogs(self, fname):
 380         tar = tarfile.open(fname, "w:gz")
 381         for b in self.tlist:
 382             tar.add(b.stdout_path, arcname="%s.stdout" % b.tag)
 383             tar.add(b.stderr_path, arcname="%s.stderr" % b.tag)
 384         if os.path.exists("autobuild.log"):
 385             tar.add("autobuild.log")
 386         sys_info = self.write_system_info()
 387         tar.add(sys_info)
 388         tar.close()
 389
 390     def remove_logs(self):
 391         for b in self.tlist:
 392             os.unlink(b.stdout_path)
 393             os.unlink(b.stderr_path)
 394
 395     def start_tail(self):
 396         cwd = os.getcwd()
 397         cmd = "tail -f *.stdout *.stderr"
 398         os.chdir(gitroot)
 399         self.tail_proc = Popen(cmd, shell=True)
 400         os.chdir(cwd)
 401
 402
 403 def cleanup():
 404     if options.nocleanup:
 405         return
 406     print("Cleaning up ....")
 407     for d in cleanup_list:
 408         run_cmd("rm -rf %s" % d)
 409
 410
 411 def find_git_root():
 412     '''get to the top of the git repo'''
 413     p=os.getcwd()
 414     while p != '/':
 415         if os.path.isdir(os.path.join(p, ".git")):
 416             return p
 417         p = os.path.abspath(os.path.join(p, '..'))
 418     return None
 419
 420
 421 def daemonize(logfile):
 422     pid = os.fork()
 423     if pid == 0: # Parent
 424         os.setsid()
 425         pid = os.fork()
 426         if pid != 0: # Actual daemon
 427             os._exit(0)
 428     else: # Grandparent
 429         os._exit(0)
 430
 431     import resource      # Resource usage information.
 432     maxfd = resource.getrlimit(resource.RLIMIT_NOFILE)[1]
 433     if maxfd == resource.RLIM_INFINITY:
 434         maxfd = 1024 # Rough guess at maximum number of open file descriptors.
 435     for fd in range(0, maxfd):
 436         try:
 437             os.close(fd)
 438         except OSError:
 439             pass
 440     os.open(logfile, os.O_RDWR | os.O_CREAT)
 441     os.dup2(0, 1)
 442     os.dup2(0, 2)
 443
 444 def write_pidfile(fname):
 445     '''write a pid file, cleanup on exit'''
 446     f = open(fname, mode='w')
 447     f.write("%u\n" % os.getpid())
 448     f.close()
 449
 450
 451 def rebase_tree(rebase_url, rebase_branch = "master"):
 452     rebase_remote = "rebaseon"
 453     print("Rebasing on %s" % rebase_url)
 454     run_cmd("git describe HEAD", show=True, dir=test_master)
 455     run_cmd("git remote add -t %s %s %s" %
 456             (rebase_branch, rebase_remote, rebase_url),
 457             show=True, dir=test_master)
 458     run_cmd("git fetch %s" % rebase_remote, show=True, dir=test_master)
 459     if options.fix_whitespace:
 460         run_cmd("git rebase --force-rebase --whitespace=fix %s/%s" %
 461                 (rebase_remote, rebase_branch),
 462                 show=True, dir=test_master)
 463     else:
 464         run_cmd("git rebase --force-rebase %s/%s" %
 465                 (rebase_remote, rebase_branch),
 466                 show=True, dir=test_master)
 467     diff = run_cmd("git --no-pager diff HEAD %s/%s" %
 468                    (rebase_remote, rebase_branch),
 469                    dir=test_master, output=True)
 470     if diff == '':
 471         print("No differences between HEAD and %s/%s - exiting" %
 472               (rebase_remote, rebase_branch))
 473         sys.exit(0)
 474     run_cmd("git describe %s/%s" %
 475             (rebase_remote, rebase_branch),
 476             show=True, dir=test_master)
 477     run_cmd("git describe HEAD", show=True, dir=test_master)
 478     run_cmd("git --no-pager diff --stat HEAD %s/%s" %
 479             (rebase_remote, rebase_branch),
 480             show=True, dir=test_master)
 481
 482 def push_to(push_url, push_branch = "master"):
 483     push_remote = "pushto"
 484     print("Pushing to %s" % push_url)
 485     if options.mark:
 486         run_cmd("git config --replace-all core.editor script/commit_mark.sh", dir=test_master)
 487         run_cmd("git commit --amend -c HEAD", dir=test_master)
 488         # the notes method doesn't work yet, as metze hasn't allowed refs/notes/* in master
 489         # run_cmd("EDITOR=script/commit_mark.sh git notes edit HEAD", dir=test_master)
 490     run_cmd("git remote add -t %s %s %s" %
 491             (push_branch, push_remote, push_url),
 492             show=True, dir=test_master)
 493     run_cmd("git push %s +HEAD:%s" %
 494             (push_remote, push_branch),
 495             show=True, dir=test_master)
 496
 497 def_testbase = os.getenv("AUTOBUILD_TESTBASE", "/memdisk/%s" % os.getenv('USER'))
 498
 499 gitroot = find_git_root()
 500 if gitroot is None:
 501     raise Exception("Failed to find git root")
 502
 503 parser = OptionParser()
 504 parser.add_option("", "--tail", help="show output while running", default=False, action="store_true")
 505 parser.add_option("", "--keeplogs", help="keep logs", default=False, action="store_true")
 506 parser.add_option("", "--nocleanup", help="don't remove test tree", default=False, action="store_true")
 507 parser.add_option("", "--testbase", help="base directory to run tests in (default %s)" % def_testbase,
 508                   default=def_testbase)
 509 parser.add_option("", "--passcmd", help="command to run on success", default=None)
 510 parser.add_option("", "--verbose", help="show all commands as they are run",
 511                   default=False, action="store_true")
 512 parser.add_option("", "--rebase", help="rebase on the given tree before testing",
 513                   default=None, type='str')
 514 parser.add_option("", "--pushto", help="push to a git url on success",
 515                   default=None, type='str')
 516 parser.add_option("", "--mark", help="add a Tested-By signoff before pushing",
 517                   default=False, action="store_true")
 518 parser.add_option("", "--fix-whitespace", help="fix whitespace on rebase",
 519                   default=False, action="store_true")
 520 parser.add_option("", "--retry", help="automatically retry if master changes",
 521                   default=False, action="store_true")
 522 parser.add_option("", "--email", help="send email to the given address on failure",
 523                   type='str', default=None)
 524 parser.add_option("", "--email-from", help="send email from the given address",
 525                   type='str', default="autobuild@samba.org")
 526 parser.add_option("", "--email-server", help="send email via the given server",
 527                   type='str', default='localhost')
 528 parser.add_option("", "--always-email", help="always send email, even on success",
 529                   action="store_true")
 530 parser.add_option("", "--daemon", help="daemonize after initial setup",
 531                   action="store_true")
 532 parser.add_option("", "--branch", help="the branch to work on (default=master)",
 533                   default="master", type='str')
 534 parser.add_option("", "--log-base", help="location where the logs can be found (default=cwd)",
 535                   default=gitroot, type='str')
 536 parser.add_option("", "--attach-logs", help="Attach logs to mails sent on success/failure?",
 537                   default=False, action="store_true")
 538
 539 def send_email(subject, text, log_tar):
 540     outer = MIMEMultipart()
 541     outer['Subject'] = subject
 542     outer['To'] = options.email
 543     outer['From'] = options.email_from
 544     outer['Date'] = email.utils.formatdate(localtime = True)
 545     outer.preamble = 'Autobuild mails are now in MIME because we optionally attach the logs.\n'
 546     outer.attach(MIMEText(text, 'plain'))
 547     if options.attach_logs:
 548         fp = open(log_tar, 'rb')
 549         msg = MIMEApplication(fp.read(), 'gzip', email.encoders.encode_base64)
 550         fp.close()
 551         # Set the filename parameter
 552         msg.add_header('Content-Disposition', 'attachment', filename=os.path.basename(log_tar))
 553         outer.attach(msg)
 554     content = outer.as_string()
 555     s = smtplib.SMTP(options.email_server)
 556     s.sendmail(options.email_from, [options.email], content)
 557     s.set_debuglevel(1)
 558     s.quit()
 559
 560 def email_failure(status, failed_task, failed_stage, failed_tag, errstr,
 561                   elapsed_time, log_base=None):
 562     '''send an email to options.email about the failure'''
 563     elapsed_minutes = elapsed_time / 60.0
 564     user = os.getenv("USER")
 565     if log_base is None:
 566         log_base = gitroot
 567     text = '''
 568 Dear Developer,
 569
 570 Your autobuild on %s failed after %.1f minutes
 571 when trying to test %s with the following error:
 572
 573    %s
 574
 575 the autobuild has been abandoned. Please fix the error and resubmit.
 576
 577 A summary of the autobuild process is here:
 578
 579   %s/autobuild.log
 580 ''' % (platform.node(), elapsed_minutes, failed_task, errstr, log_base)
 581
 582     if failed_task != 'rebase':
 583         text += '''
 584 You can see logs of the failed task here:
 585
 586   %s/%s.stdout
 587   %s/%s.stderr
 588
 589 or you can get full logs of all tasks in this job here:
 590
 591   %s/logs.tar.gz
 592
 593 The top commit for the tree that was built was:
 594
 595 %s
 596
 597 ''' % (log_base, failed_tag, log_base, failed_tag, log_base, top_commit_msg)
 598
 599     logs = os.path.join(gitroot, 'logs.tar.gz')
 600     send_email('autobuild failure on %s for task %s during %s'
 601                % (platform.node(), failed_task, failed_stage),
 602                text, logs)
 603
 604 def email_success(elapsed_time, log_base=None):
 605     '''send an email to options.email about a successful build'''
 606     user = os.getenv("USER")
 607     if log_base is None:
 608         log_base = gitroot
 609     text = '''
 610 Dear Developer,
 611
 612 Your autobuild on %s has succeeded after %.1f minutes.
 613
 614 ''' % (platform.node(), elapsed_time / 60.)
 615
 616     if options.keeplogs:
 617         text += '''
 618
 619 you can get full logs of all tasks in this job here:
 620
 621   %s/logs.tar.gz
 622
 623 ''' % log_base
 624
 625     text += '''
 626 The top commit for the tree that was built was:
 627
 628 %s
 629 ''' % top_commit_msg
 630
 631     logs = os.path.join(gitroot, 'logs.tar.gz')
 632     send_email('autobuild sucess on %s ' % platform.node(),
 633                text, logs)
 634
 635
 636 (options, args) = parser.parse_args()
 637
 638 if options.retry:
 639     if options.rebase is None:
 640         raise Exception('You can only use --retry if you also rebase')
 641
 642 testbase = "%s/b%u" % (options.testbase, os.getpid())
 643 test_master = "%s/master" % testbase
 644
 645 # get the top commit message, for emails
 646 top_commit_msg = run_cmd("git log -1", dir=gitroot, output=True)
 647
 648 try:
 649     os.makedirs(testbase)
 650 except Exception, reason:
 651     raise Exception("Unable to create %s : %s" % (testbase, reason))
 652 cleanup_list.append(testbase)
 653
 654 if options.daemon:
 655     logfile = os.path.join(testbase, "log")
 656     print "Forking into the background, writing progress to %s" % logfile
 657     daemonize(logfile)
 658
 659 write_pidfile(gitroot + "/autobuild.pid")
 660
 661 start_time = time.time()
 662
 663 while True:
 664     try:
 665         run_cmd("rm -rf %s" % test_master)
 666         cleanup_list.append(test_master)
 667         run_cmd("git clone --recursive --shared %s %s" % (gitroot, test_master), show=True, dir=gitroot)
 668     except Exception:
 669         cleanup()
 670         raise
 671
 672     try:
 673         try:
 674             if options.rebase is not None:
 675                 rebase_tree(options.rebase, rebase_branch=options.branch)
 676         except Exception:
 677             cleanup_list.append(gitroot + "/autobuild.pid")
 678             cleanup()
 679             elapsed_time = time.time() - start_time
 680             email_failure(-1, 'rebase', 'rebase', 'rebase',
 681                           'rebase on %s failed' % options.branch,
 682                           elapsed_time, log_base=options.log_base)
 683             sys.exit(1)
 684         blist = buildlist(tasks, args, options.rebase, rebase_branch=options.branch)
 685         if options.tail:
 686             blist.start_tail()
 687         (status, failed_task, failed_stage, failed_tag, errstr) = blist.run()
 688         if status != 0 or errstr != "retry":
 689             break
 690         cleanup()
 691     except Exception:
 692         cleanup()
 693         raise
 694
 695 cleanup_list.append(gitroot + "/autobuild.pid")
 696
 697 blist.kill_kids()
 698 if options.tail:
 699     print("waiting for tail to flush")
 700     time.sleep(1)
 701
 702 elapsed_time = time.time() - start_time
 703 if status == 0:
 704     print errstr
 705     if options.passcmd is not None:
 706         print("Running passcmd: %s" % options.passcmd)
 707         run_cmd(options.passcmd, dir=test_master)
 708     if options.pushto is not None:
 709         push_to(options.pushto, push_branch=options.branch)
 710     if options.keeplogs or options.attach_logs:
 711         blist.tarlogs("logs.tar.gz")
 712         print("Logs in logs.tar.gz")
 713     if options.always_email:
 714         email_success(elapsed_time, log_base=options.log_base)
 715     blist.remove_logs()
 716     cleanup()
 717     print(errstr)
 718     sys.exit(0)
 719
 720 # something failed, gather a tar of the logs
 721 blist.tarlogs("logs.tar.gz")
 722
 723 if options.email is not None:
 724     email_failure(status, failed_task, failed_stage, failed_tag, errstr,
 725                   elapsed_time, log_base=options.log_base)
 726 else:
 727     elapsed_minutes = elapsed_time / 60.0
 728     print '''
 729
 730 ####################################################################
 731
 732 AUTOBUILD FAILURE
 733
 734 Your autobuild on %s failed after %.1f minutes
 735 when trying to test %s with the following error:
 736
 737    %s
 738
 739 the autobuild has been abandoned. Please fix the error and resubmit.
 740
 741 ####################################################################
 742
 743 ''' % (platform.node(), elapsed_minutes, failed_task, errstr)
 744
 745 cleanup()
 746 print(errstr)
 747 print("Logs in logs.tar.gz")
 748 sys.exit(status)